<template>
	<view style="position: relative">
		<view class="verify-image-out" v-show="showImage">
			<view class="verify-image-panel" :style="{ width: imgSize.width, height: imgSize.height, 'margin-bottom': vSpace + 'px' }">
				<view class="verify-refresh" style="z-index: 3" @click="refresh" v-show="showRefresh">
					<text class="iconfont icon-refresh"></text>
				</view>
				<image
					:src="pointBackImgBase ? 'data:image/png;base64,' + pointBackImgBase : defaultImg"
					id="image"
					ref="canvas"
					style="width: 100%; height: 100%; display: block"
					@click="bindingClick ? canvasClick($event) : undefined"
				></image>
				<view
					v-for="(tempPoint, index) in tempPoints"
					:key="index"
					class="point-area"
					:style="{
						'background-color': '#1abd6c',
						color: '#fff',
						'z-index': 9999,
						width: '20px',
						height: '20px',
						'text-align': 'center',
						'line-height': '20px',
						'border-radius': '50%',
						position: 'absolute',
						top: parseInt(tempPoint.y - 10) + 'px',
						left: parseInt(tempPoint.x - 10) + 'px'
					}"
				>
					{{ index + 1 }}
				</view>
			</view>
		</view>
		<!-- 'height': this.barSize.height, -->
		<view class="verify-bar-area" :style="{ width: imgSize.width, color: barAreaColor, 'border-color': barAreaBorderColor, 'line-height': '40px' }">
			<text class="verify-msg">{{ text }}</text>
		</view>
	</view>
</template>
<script type="text/babel">
/**
 * VerifyPoints
 * @description 点选
 * */
import { aesEncrypt } from './../utils/ase.js';
import { getAjcaptcha, ajcaptchaCheck } from '@/api/api.js';

export default {
	name: 'VerifyPoints',
	props: {
		//弹出式pop，固定fixed
		mode: {
			type: String,
			default: 'fixed'
		},
		captchaType: {
			type: String
		},
		//间隔
		vSpace: {
			type: Number,
			default: 5
		},
		imgSize: {
			type: Object,
			default() {
				return {
					width: '310px',
					height: '155px'
				};
			}
		},
		barSize: {
			type: Object,
			default() {
				return {
					width: '310px',
					height: '40px'
				};
			}
		},
		defaultImg: {
			type: String,
			default: ''
		}
	},
	data() {
		return {
			secretKey: '', //后端返回的加密秘钥 字段
			checkNum: 3, //
			fontPos: [], // 选中的坐标信息
			checkPosArr: [], //用户点击的坐标
			num: 1, //点击的记数
			pointBackImgBase: '', //后端获取到的背景图片
			poinTextList: [], //后端返回的点击字体顺序
			backToken: '', //后端返回的token值
			imgRand: 0, //随机的背景图片
			setSize: {
				imgHeight: 0,
				imgWidth: 0,
				barHeight: 0,
				barWidth: 0
			},
			showImage: true,
			tempPoints: [],
			text: '',
			barAreaColor: '#fff',
			barAreaBorderColor: '#fff',
			showRefresh: true,
			bindingClick: true,
			imgLeft: '',
			imgTop: ''
		};
	},
	methods: {
		init() {
			//加载页面
			this.fontPos.splice(0, this.fontPos.length);
			this.checkPosArr.splice(0, this.checkPosArr.length);
			this.num = 1;
			this.$nextTick(() => {
				this.refresh();
				this.$parent.$emit('ready', this);
			});
		},
		canvasClick(e) {
			const query = uni.createSelectorQuery().in(this);
			query
				.select('#image')
				.boundingClientRect((data) => {
					this.imgLeft = Math.ceil(data.left);
					this.imgTop = Math.ceil(data.top);
					this.checkPosArr.push(this.getMousePos(this.$refs.canvas, e));
					if (this.num == this.checkNum) {
						this.num = this.createPoint(this.getMousePos(this.$refs.canvas, e));
						//按比例转换坐标值
						this.checkPosArr = this.pointTransfrom(this.checkPosArr, this.imgSize);
						//等创建坐标执行完
						setTimeout(() => {
							//发送后端请求
							var captchaVerification = this.secretKey
								? aesEncrypt(this.backToken + '---' + JSON.stringify(this.checkPosArr), this.secretKey)
								: this.backToken + '---' + JSON.stringify(this.checkPosArr);
							let data = {
								captchaType: this.captchaType,
								pointJson: this.secretKey ? aesEncrypt(JSON.stringify(this.checkPosArr), this.secretKey) : JSON.stringify(this.checkPosArr),
								token: this.backToken
							};
							ajcaptchaCheck(data)
								.then((result) => {
									let res = result.data;
									this.barAreaColor = '#4cae4c';
									this.barAreaBorderColor = '#5cb85c';
									this.text = '验证成功';
									this.bindingClick = false;
									setTimeout(() => {
										if (this.mode == 'pop') {
											this.$parent.clickShow = false;
										}
										this.refresh();
									}, 1500);
									this.$emit('success', { captchaVerification });
								})
								.catch((res) => {
									this.$parent.$emit('error', this);
									this.barAreaColor = '#d9534f';
									this.barAreaBorderColor = '#d9534f';
									this.text = '验证失败';
									setTimeout(() => {
										this.refresh();
									}, 700);
								});
						}, 400);
					}
					if (this.num < this.checkNum) {
						this.num = this.createPoint(this.getMousePos(this.$refs.canvas, e));
					}
				})
				.exec();
		},
		//获取坐标
		getMousePos: function (obj, e) {
			let position = {
				x: Math.ceil(e.detail.x) - this.imgLeft,
				y: Math.ceil(e.detail.y) - this.imgTop
			};
			return position;
		},
		//创建坐标点
		createPoint: function (pos) {
			this.tempPoints.push(Object.assign({}, pos));
			return ++this.num;
		},
		refresh: function () {
			this.tempPoints.splice(0, this.tempPoints.length);
			this.barAreaColor = '#000';
			this.barAreaBorderColor = '#ddd';
			this.bindingClick = true;

			this.fontPos.splice(0, this.fontPos.length);
			this.checkPosArr.splice(0, this.checkPosArr.length);
			this.num = 1;

			this.getPictrue();

			// this.text = '验证失败'
			this.showRefresh = true;
		},
		// 请求背景图片和验证图片
		getPictrue() {
			let data = {
				captchaType: this.captchaType,
				clientUid: uni.getStorageSync('point'),
				ts: Date.now() // 现在的时间戳
			};
			getAjcaptcha(data)
				.then((result) => {
					let res = result.data;
					this.pointBackImgBase = res.originalImageBase64;
					this.backToken = res.token;
					this.secretKey = res.secretKey;
					this.poinTextList = res.wordList;
					this.text = '请依次点击【' + this.poinTextList.join(',') + '】';
				})
				.catch(() => {
					this.pointBackImgBase = null;
				});
		},
		//坐标转换函数
		pointTransfrom(pointArr, imgSize) {
			var newPointArr = pointArr.map((p) => {
				let x = Math.round((310 * p.x) / parseInt(imgSize.width));
				let y = Math.round((155 * p.y) / parseInt(imgSize.height));
				return { x, y };
			});
			return newPointArr;
		}
	},
	watch: {
		// type变化则全面刷新
		type: {
			immediate: true,
			handler() {
				this.init();
			}
		}
	},
	mounted() {}
};
</script>

<style scoped>
.verifybox {
	position: relative;
	box-sizing: border-box;
	border-radius: 2px;
	border: 1px solid #e4e7eb;
	background-color: #fff;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
}

.verifybox-top {
	padding: 0 15px;
	height: 50px;
	line-height: 50px;
	text-align: left;
	font-size: 16px;
	color: #45494c;
	border-bottom: 1px solid #e4e7eb;
	box-sizing: border-box;
}

.verifybox-bottom {
	/* padding: 15px; */
	box-sizing: border-box;
}

.verifybox-close {
	position: absolute;
	top: 13px;
	right: 9px;
	width: 24px;
	height: 24px;
	text-align: center;
	cursor: pointer;
}

.mask {
	position: fixed;
	top: 0;
	left: 0;
	z-index: 1001;
	width: 100%;
	height: 100vh;
	background: rgba(0, 0, 0, 0.3);
	/* display: none; */
	transition: all 0.5s;
}

.verify-tips {
	position: absolute;
	left: 0px;
	bottom: 0px;
	width: 100%;
	height: 30px;
	background-color: rgb(231, 27, 27, 0.5);
	line-height: 30px;
	color: #fff;
}

.tips-enter,
.tips-leave-to {
	bottom: -30px;
}

.tips-enter-active,
.tips-leave-active {
	transition: bottom 0.5s;
}

/* ---------------------------- */
/*常规验证码*/
.verify-code {
	font-size: 20px;
	text-align: center;
	cursor: pointer;
	margin-bottom: 5px;
	border: 1px solid #ddd;
}

.cerify-code-panel {
	height: 100%;
	overflow: hidden;
}

.verify-code-area {
	float: left;
}

.verify-input-area {
	float: left;
	width: 60%;
	padding-right: 10px;
}

.verify-change-area {
	line-height: 30px;
	float: left;
}

.varify-input-code {
	display: inline-block;
	width: 100%;
	height: 25px;
}

.verify-change-code {
	color: #337ab7;
	cursor: pointer;
}

.verify-btn {
	width: 200px;
	height: 30px;
	background-color: #337ab7;
	color: #ffffff;
	border: none;
	margin-top: 10px;
}

/*滑动验证码*/
.verify-bar-area {
	position: relative;
	background: #ffffff;
	text-align: center;
	-webkit-box-sizing: content-box;
	-moz-box-sizing: content-box;
	box-sizing: content-box;
	border: 1px solid #ddd;
	-webkit-border-radius: 4px;
}

.verify-bar-area .verify-move-block {
	position: absolute;
	top: 0px;
	left: 0;
	background: #fff;
	cursor: pointer;
	-webkit-box-sizing: content-box;
	-moz-box-sizing: content-box;
	box-sizing: content-box;
	box-shadow: 0 0 2px #888888;
	-webkit-border-radius: 1px;
}

.verify-bar-area .verify-move-block:hover {
	background-color: #337ab7;
	color: #ffffff;
}

.verify-bar-area .verify-left-bar {
	position: absolute;
	top: -1px;
	left: -1px;
	background: #f0fff0;
	cursor: pointer;
	-webkit-box-sizing: content-box;
	-moz-box-sizing: content-box;
	box-sizing: content-box;
	border: 1px solid #ddd;
}

.verify-image-panel {
	margin: 0;
	-webkit-box-sizing: content-box;
	-moz-box-sizing: content-box;
	box-sizing: content-box;
	border-top: 1px solid #ddd;
	border-bottom: 1px solid #ddd;
	border-radius: 3px;
	position: relative;
}

.verify-image-panel .verify-refresh {
	width: 25px;
	height: 25px;
	text-align: center;
	padding: 5px;
	cursor: pointer;
	position: absolute;
	top: 0;
	right: 0;
	z-index: 2;
}

.verify-image-panel .icon-refresh {
	font-size: 20px;
	color: #fff;
}

.verify-image-panel .verify-gap {
	background-color: #fff;
	position: relative;
	z-index: 2;
	border: 1px solid #fff;
}

.verify-bar-area .verify-move-block .verify-sub-block {
	position: absolute;
	text-align: center;
	z-index: 3;
	/* border: 1px solid #fff; */
}

.verify-bar-area .verify-move-block .verify-icon {
	font-size: 18px;
}

.verify-bar-area .verify-msg {
	z-index: 3;
}

/*字体图标的css*/
/*@font-face {font-family: "iconfont";*/
/*src: url('../fonts/iconfont.eot?t=1508229193188'); !* IE9*!*/
/*src: url('../fonts/iconfont.eot?t=1508229193188#iefix') format('embedded-opentype'), !* IE6-IE8 *!*/
/*url('data:application/x-font-woff;charset=utf-8;base64,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') format('woff'),*/
/*url('../fonts/iconfont.ttf?t=1508229193188') format('truetype'), !* chrome, firefox, opera, Safari, Android, iOS 4.2+*!*/
/*url('../fonts/iconfont.svg?t=1508229193188#iconfont') format('svg'); !* iOS 4.1- *!*/
/*}*/

.iconfont {
	font-family: 'iconfont' !important;
	font-size: 16px;
	font-style: normal;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

.icon-check:before {
	content: ' ';
	display: block;
	width: 16px;
	height: 16px;
	position: absolute;
	margin: auto;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	z-index: 9999;
	background-image: url('');
	background-size: contain;
}

.icon-close:before {
	content: ' ';
	display: block;
	width: 16px;
	height: 16px;
	position: absolute;
	margin: auto;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	z-index: 9999;
	background-image: url('');
	background-size: contain;
}

.icon-right:before {
	content: ' ';
	display: block;
	width: 16px;
	height: 16px;
	position: absolute;
	margin: auto;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	background-size: cover;
	z-index: 9999;
	background-image: url('');
	background-size: contain;
}

.icon-refresh:before {
	content: ' ';
	display: block;
	width: 16px;
	height: 16px;
	position: absolute;
	margin: auto;
	left: 0;
	right: 0;
	top: 0;
	bottom: 0;
	z-index: 9999;
	background-image: url('');
	background-size: contain;
}
</style>
